104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/**
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* @file mxs812_2.cpp - Execute binary protocol prepared statements while master is blocked, checks "Current
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* no. of conns" after the test
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* - start threads which prepares and executes simple statement in the loop
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* - every 5 seconds block and after another 5 seconds unblock Master
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* - checks "Current no. of conns" after the test, expect 0
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*/
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#include <maxtest/testconnections.hh>
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int test_ps(TestConnections* Test, MYSQL* conn)
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{
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const char select_stmt[] = "SELECT ?, ?, ?, ?";
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MYSQL_STMT* stmt = mysql_stmt_init(conn);
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mysql_stmt_prepare(stmt, select_stmt, sizeof(select_stmt) - 1);
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int value = 1;
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MYSQL_BIND param[4];
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param[0].buffer_type = MYSQL_TYPE_LONG;
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param[0].is_null = 0;
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param[0].buffer = &value;
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param[1].buffer_type = MYSQL_TYPE_LONG;
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param[1].is_null = 0;
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param[1].buffer = &value;
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param[2].buffer_type = MYSQL_TYPE_LONG;
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param[2].is_null = 0;
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param[2].buffer = &value;
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param[3].buffer_type = MYSQL_TYPE_LONG;
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param[3].is_null = 0;
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param[3].buffer = &value;
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mysql_stmt_bind_param(stmt, param);
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mysql_stmt_execute(stmt);
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mysql_stmt_close(stmt);
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return 0;
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}
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static bool running = true;
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void* test_thr(void* data)
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{
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TestConnections* Test = (TestConnections*)data;
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while (running)
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{
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MYSQL* mysql = Test->maxscales->open_rwsplit_connection(0);
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for (int i = 0; i < 3; i++)
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{
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test_ps(Test, mysql);
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}
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mysql_close(mysql);
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}
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return NULL;
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}
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#define THREADS 5
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int main(int argc, char* argv[])
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{
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TestConnections* Test = new TestConnections(argc, argv);
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pthread_t thr[THREADS];
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int iter = 5;
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Test->tprintf("Starting %d query threads", THREADS);
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for (int i = 0; i < THREADS; i++)
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{
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pthread_create(&thr[i], NULL, test_thr, Test);
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}
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for (int i = 0; i < iter; i++)
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{
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Test->tprintf("Blocking master");
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Test->repl->block_node(0);
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Test->maxscales->wait_for_monitor();
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Test->tprintf("Unblocking master");
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Test->repl->unblock_node(0);
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Test->maxscales->wait_for_monitor();
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}
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running = false;
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Test->tprintf("Joining threads");
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for (int i = 0; i < THREADS; i++)
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{
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pthread_join(thr[i], NULL);
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}
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Test->stop_timeout();
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Test->check_maxscale_alive(0);
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Test->check_current_operations(0, 0);
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int rval = Test->global_result;
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delete Test;
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return rval;
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}
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